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18-letter words containing l, i, m, e

  • luminous emittance — luminous flux emitted per unit area.
  • luminous intensity — the luminous flux in lumens emitted per unit solid angle by a light source, measured in candles.
  • maclaurin's series — an infinite sum giving the value of a function f(x) in terms of the derivatives of the function evaluated at zero: f(x) = f(0) + (f′(0)x)/1! + (f″(0)x2)/2! + …
  • magnesium silicate — a white powder, 3MgSiO 3 ⋅5H 2 O, with variable hydration, insoluble in water or alcohol, used as a rubber filler, a bleaching agent, an odor absorbent, and in the manufacture of paints and resins.
  • magnetic amplifier — an amplifier that applies the input signal to a primary winding and feeds an alternating current to a secondary winding where this current is modulated by the variations in the primary winding.
  • magnetic potential — a scalar quantity, analogous to the electric potential, defined at each point in a given magnetic field to be equal to the work done in bringing a unit north pole from infinity to the point.
  • magnetocrystalline — (physics) Describing the interaction between the magnetization and the crystal structure of a material.
  • magnetoelectricity — electricity developed by the action of magnets.
  • magnetorheological — (physics) describing a substance whose rheological properties are modified by a magnetic field.
  • maison-de-molieres — Comédie Française.
  • major tranquilizer — antipsychotic (def 2).
  • make a beeline for — head directly towards
  • malicious mischief — willful destruction of personal property motivated by ill will or resentment toward its owner or possessor.
  • malignant melanoma — skin cancer
  • malpighian tubules — one of a group of long, slender excretory tubules at the anterior end of the hindgut in insects and other terrestrial arthropods.
  • mandelbrot, benoit — Benoit Mandelbrot
  • margaret of valois — ("Queen Margot") 1533–1615, 1st wife of Henry IV of France: queen of Navarre; patron of science and literature (daughter of Henry II of France and Catherine de' Medici).
  • marine archaeology — the branch of archaeology that deals with the recovery of ancient objects found beneath the sea, as shipwrecks or remains from submerged islands, and with the techniques of underwater exploration, excavation, and retrieval.
  • materials handling — the loading, unloading, and movement of goods, as within a factory or warehouse, especially by the aid of mechanical devices.
  • maternity hospital — birthing facility
  • mathematical error — a mistake in a mathematical calculation, etc
  • mathematical logic — symbolic logic.
  • mathematical model — a representation of a system, process, etc, in mathematical terms
  • matthias schleiden — Matthias Jakob [mah-tee-ahs yah-kawp] /mɑˈti ɑs ˈyɑ kɔp/ (Show IPA), 1804–81, German botanist.
  • maximum likelihood — greatest probability
  • mechanical drawing — drawing, as of machinery, done with the aid of rulers, scales, compasses, etc.
  • mechanical testing — Mechanical testing is the testing of a material to find out its mechanical properties, for example its yield strength or hardness.
  • median lethal dose — the quantity of a lethal substance, as a poison or pathogen, or of ionizing radiation that will kill 50 percent of the organisms subjected to it in a specified time period. Symbol: LD 5 0.
  • medical dictionary — a specialized dictionary covering terms used in the health professions by doctors, nurses, and others involved in allied health care services. A dictionary with authoritative spellings and definitions is a particularly crucial resource in medicine, where a misspelling or misunderstanding can have unfortunate consequences for people under care. Print dictionaries in this field may be sorted alphabetically or may be categorized according to medical specializations or by the various systems in the body, as the immune system and the respiratory system. The online Medical Dictionary on Dictionary.com allows alphabetical browsing in the combined electronic versions of more than one authoritative medical reference, insuring access to correct spellings, as well as immediate, direct access to a known search term typed into the search box on the site: A medical dictionary reveals that large numbers of medical terms are formed from the same Latin and Greek parts combined and recombined.
  • medical profession — the body of people who work as doctors of medicine
  • medical technician — a person, not a qualified doctor, who does practical work in a hospital
  • melt in your mouth — to require little or no chewing
  • melville peninsula — a peninsula in N Canada, SE of the Gulf of Boothia. 250 miles (405 km) long.
  • mendel's first law — the principle, originated by Gregor Mendel, stating that during the production of gametes the two copies of each hereditary factor segregate so that offspring acquire one factor from each parent.
  • menendez de aviles — Pedro [pe-th raw] /ˈpɛ ðrɔ/ (Show IPA), 1519–74, Spanish admiral and colonizer: founder of St. Augustine, Florida 1565.
  • mental reservation — an unexpressed doubt or qualification about a situation, person, etc.
  • mental retardation — Usually Offensive. a developmental disorder characterized in varying degrees by a subnormal ability to learn, a substantially low IQ, and impaired social adjustment.
  • menthol cigarettes — cigarettes that are flavoured with menthol
  • mercurous chloride — calomel.
  • mercury delay line — (storage, history)   An archaic first-in first-out fixed time period data storage device using acoustic transducers to transmit data as waves in a trough or tube of mercury. EDSAC (Cambridge) and UNIVAC I used delay lines.
  • mergui archipelago — a group of over 200 islands in the Andaman Sea, off the Tenasserim coast of S Myanmar: mountainous and forested
  • metabolic syndrome — Pathology. a group of medical conditions present simultaneously in a patient, as high blood pressure, low HDL cholesterol levels, and an excess of abdominal fat, that increases a person's risk of heart disease, stroke, and diabetes. Also called insulin resistance syndrome.
  • methacrylate resin — an acrylic resin formed by polymerizing the esters or amides of methacrylic acid.
  • methylated spirits — ethyl alcohol denatured with methyl alcohol for the purpose of preventing its use as an alcoholic beverage.
  • methylene chloride — a colorless, volatile liquid, CH 2 Cl 2 , used chiefly as a solvent, as a refrigerant, and as a local anesthetic in dentistry.
  • methylprednisolone — A synthetic glucocorticoid drug, with chemical formula C22H30O5.
  • mexican fire-plant — a showy plant, Euphorbia heterophylla, of the spurge family, growing in the central U.S. to central South America, having red or mottled red and white bracts.
  • mexican gold poppy — an annual wildflower, Eschscholzia mexicana, having orange-gold, cup-shaped flowers, found in dry, mountainous regions of western North America.
  • microencapsulation — the process of enclosing chemical substances in microcapsules.
  • microenvironmental — Pertaining to a microenvironment.
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